(19)
(11) EP 3 283 855 A1

(12)

(43) Date of publication:
21.02.2018 Bulletin 2018/08

(21) Application number: 16779378.5

(22) Date of filing: 18.04.2016
(51) International Patent Classification (IPC): 
G01F 1/76(2006.01)
A61M 16/20(2006.01)
 A61M 15/00(2006.01)
G01P 5/26(2006.01)
(86) International application number:
PCT/CA2016/050446
(87) International publication number:
WO 2016/165029 (20.10.2016 Gazette 2016/42)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
MA MD

(30) Priority: 17.04.2015 US 201562149019 P
26.05.2015 US 201562166225 P
28.09.2015 US 201562233524 P

(71) Applicant: Protecsom Amerique du Nord Inc.
Drummondville, Québec J2C 7V3 (CA)

(72) Inventors:
  • VERJUS, Romuald
    50100 Cherbourg (FR)
  • POREE, Thierry
    50330 Saint-Pierre-Eglise (FR)
  • GUHEL, Yannick
    50100 Cherbourg (FR)
  • POUDEROUX, Bertrand
    50100 Cherbourg (FR)
  • BOUDART, Bertrand
    50120 Equeurdreville (FR)
  • ANGILELLA, Jean-Regis
    50000 Saint-Lo (FR)

(74) Representative: Le Guen-Maillet 
5, place de Newquay BP 70250
35802 Dinard Cedex
35802 Dinard Cedex (FR)

   


(54) OPTICAL FLOW MEASURING APPARATUS AND INHALATION APPARATUS COMPRISING THE SAME